Home / 7,326.64-10,110.69-3,969.41

Finding the Fourth Proportional to 7,326.64, 10,110.69 and 3,969.41

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Solution

The fourth proportional to 7,326.64, 10,110.69 and 3,969.41 is: 5,477.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.64 : 10,110.69 = 3,969.41 : x
  2. Step 2: Convert to fraction form
    7,326.64/10,110.69 = 3,969.41/x
  3. Step 3: Cross multiply
    7,326.64x = 10,110.69 × 3,969.41
  4. Step 4: Simplify right side
    7,326.64x = 40,133,473.99
  5. Step 5: Solve for x
    x = 40,133,473.99/7,326.64
  6. Step 6: Final answer
    x = 5,477.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.